Home / 57,960.16-86,908.26-17,968.06

Finding the Fourth Proportional to 57,960.16, 86,908.26 and 17,968.06

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Solution

The fourth proportional to 57,960.16, 86,908.26 and 17,968.06 is: 26,942.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,960.16 : 86,908.26 = 17,968.06 : x
  2. Step 2: Convert to fraction form
    57,960.16/86,908.26 = 17,968.06/x
  3. Step 3: Cross multiply
    57,960.16x = 86,908.26 × 17,968.06
  4. Step 4: Simplify right side
    57,960.16x = 1,561,572,830.18
  5. Step 5: Solve for x
    x = 1,561,572,830.18/57,960.16
  6. Step 6: Final answer
    x = 26,942.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.